using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using QMFrameWork.Data;
using QMAPP.FJC.Entity.Example;

namespace QMAPP.FJC.DAL.Example
{
    /// <summary>
    /// 用户管理数据层对象
    /// 创建者：李炳海
    /// 创建时间：2012.11.20
    /// </summary>
    public class UserManageDAL1
    {
        public UserManageDAL1()
        {

        }

        #region 插入用户信息

        /// <summary>
        /// 插入用户信息(单表)
        /// </summary>
        /// <param name="user">用户信息</param>
        /// <returns>插入行数</returns>
        public int Insert(UserInfo1 user)
        {
            int count=0;
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    count=session.Insert<UserInfo1>(user);              
                }

                return count;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        /// <summary>
        /// 插入用户信息(主、子表)
        /// </summary>
        /// <param name="user">用户信息</param>
        /// <returns>插入行数</returns>
        public int InsertWithDetails(UserInfo1 user)
        {
            int count = 0;
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //打开事务
                    session.OpenTs();
                    
                    //插入主表信息
                    count = session.Insert<UserInfo1>(user);

                    //插入明细表信息
                    session.Insert<UserAndRole1>(user.RoleList);

                    //提交事务
                    session.CommitTs();
                }

                return count;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion

        #region 更新用户信息

        /// <summary>
        /// 更新用户信息
        /// </summary>
        /// <param name="user">用户信息</param>
        /// <returns>更新行数</returns>
        public int Update(UserInfo1 user)
        {
            int count = 0;

            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    count = session.Update<UserInfo1>(user);
                }

                return count;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        /// <summary>
        /// 更新用户信息(主、子表)
        /// </summary>
        /// <param name="user">用户信息</param>
        /// <returns>更新行数</returns>
        public int UpdateWithDetails(UserInfo1 user)
        {
            int count = 0;
            string sql = null;
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //打开事务
                    session.OpenTs();

                    //更新主表信息
                    count = session.Update<UserInfo1>(user);

                    //更新明细信息
                    sql = "DELETE FROM USERANDROLE WHERE USERID=@USERID";
                    session.ExecuteSql(sql, new DataParameter { ParameterName = "USERID", Value = user.UserID });
                    session.Insert<UserAndRole1>(user.RoleList);

                    //提交事务
                    session.CommitTs();

                }

                return count;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion

        #region 删除用户信息

        /// <summary>
        /// 删除用户信息
        /// </summary>
        /// <param name="user">用户信息</param>
        /// <returns>删除行数</returns>
        public int Delete(UserInfo1 user)
        {
            int count = 0;

            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    count = session.Delete<UserInfo1>(user);
                }
                return count;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        /// <summary>
        /// 删除用户信息(主、子表)
        /// </summary>
        /// <param name="user">用户信息</param>
        /// <returns>删除行数</returns>
        public int DeleteWithDetails(UserInfo1 user)
        {
            int count = 0;
            string sql = null;
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    //打开事务
                    session.OpenTs();

                    //删除明细信息
                    sql = "DELETE FROM USERANDROLE WHERE USERID=@USERID";
                    session.ExecuteSql(sql, new DataParameter { ParameterName = "USERID", Value = user.UserID });

                    //删除主表信息
                    count = session.Delete<UserInfo1>(user);

                    //提交事务
                    session.CommitTs();
                }
                return count;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion

        #region 获取单个用户信息

        /// <summary>
        /// 获取单个用户信息
        /// </summary>
        /// <param name="user">查询条件</param>
        /// <returns>用户信息</returns>
        public UserInfo1 Get(UserInfo1 user)
        {
            try
            {
                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    user = session.Get<UserInfo1>(user);
                }
                return user;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion

        #region 获取用户列表

        /// <summary>
        /// 获取用户列表
        /// </summary>
        /// <param name="user">查询条件</param>
        /// <returns>用户列表</returns>
        public List<UserInfo1> GetList(UserInfo1 user)
        {            
            string sql = null;
            string whereSql = null;
            List<DataParameter> parameters = null;
            List<UserInfo1> list = null;
            DataQueryHelper queryHelper = new DataQueryHelper();
            try
            {
                sql = "SELECT "+queryHelper.GetSelectColumns<UserInfo1>()+" FROM UserInfo";

                queryHelper.GetWhere<UserInfo1>(user, out whereSql, out parameters);

                if (string.IsNullOrEmpty(whereSql) == false)
                {
                    sql += " where " + whereSql;
                }

                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    list = session.GetList<UserInfo1>(sql, parameters.ToArray()).ToList();
                }

                return list;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        /// <summary>
        /// 获取用户列表，反射查询(数据库端分页)
        /// </summary>
        /// <param name="user">查询条件</param>
        /// <returns>数据页</returns>
        public DataPage GetList(UserInfo1 user, DataPage page)
        {
            try
            {
                page.KeyName = "USERID";
                page.SortExpression = "UPDATETIME DESC";

                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    page = session.GetDataPage<UserInfo1, UserInfo1>(user, page);
                }                

                return page;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        /// <summary>
        /// 获取用户列表，自定义查询(数据库端分页)(oracle)
        /// </summary>
        /// <param name="user">查询条件</param>
        /// <returns>数据页</returns>
        public DataPage GetMyList(UserInfo1 user, DataPage page)
        {
            string sql = null;
            List<DataParameter> parameters = new List<DataParameter>();
            try
            {
                //构成查询语句
                sql = this.GetQuerySql(user, ref parameters);

                //分页关键字段及排序
                page.KeyName = "USERID";
                if(string.IsNullOrEmpty(page.SortExpression)==true)
                    page.SortExpression = "UPDATETIME DESC";

                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    page = session.GetDataPage<UserInfo1>(sql, parameters.ToArray(), page);
                }

                return page;
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        /// <summary>
        /// 获取导出的数据
        /// </summary>
        /// <param name="user">查询条件</param>      
        /// <returns>数据</returns>
        public DataTable GetExportData(UserInfo1 user)
        {
            DataTable dt = null;
            string sql = null;
            List<DataParameter> parameters = new List<DataParameter>();
            try
            {
                //构成查询语句
                sql = this.GetQuerySql(user, ref parameters);
                sql += " ORDER BY UPDATETIME DESC";

                using (IDataSession session = AppDataFactory.CreateMainSession())
                {
                    dt = session.GetTable(sql, parameters.ToArray());
                    dt.TableName = "UserInfo1";
                }

                return dt;
            }
            catch (Exception ex)
            {
                throw;
            }

        }

        #endregion

        #region 获取查询语句

        /// <summary>
        /// 获取查询语句
        /// </summary>
        /// <param name="user">查询条件</param>
        /// <param name="parameters">参数</param>
        /// <returns>查询语句</returns>
        private string GetQuerySql(UserInfo1 user, ref List<DataParameter> parameters)
        {
            StringBuilder sqlBuilder = new StringBuilder();
            StringBuilder whereBuilder = new StringBuilder();

            try
            {
                //构成查询语句
                sqlBuilder.Append("SELECT USERID,USERNAME,USERDES,SEX,ORGANID,UPDATETIME,REMARK ");
                sqlBuilder.Append("FROM T_EXAMPLE_UserInfo ");
                //查询条件
                if (string.IsNullOrEmpty(user.UserName) == false)
                {
                    whereBuilder.Append(" AND USERNAME like @USERNAME");
                    parameters.Add(new DataParameter { ParameterName = "USERNAME", DataType = DbType.String, Value = "%" + user.UserName + "%" });
                }

                if (string.IsNullOrEmpty(user.UserDes) == false)
                {
                    whereBuilder.Append(" AND USERDES like @USERDES");
                    parameters.Add(new DataParameter { ParameterName = "USERDES", DataType = DbType.String, Value = "%" + user.UserDes + "%" });
                }

                if (whereBuilder.Length > 0)
                {
                    sqlBuilder.Append(" WHERE " + whereBuilder.ToString().Substring(4));
                }
                return sqlBuilder.ToString();
            }
            catch (Exception ex)
            {
                throw;
            }
        }

        #endregion
    }
}